LM340 datasheet(10/20 Pages) ONSEMI

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LM340, A Series

MOTOROLA ANALOG IC DEVICE DATA

LM340A–15

ELECTRICAL CHARACTERISTICS (Vin = 23 V, IO = 1.0 mA, TJ = Tlow to Thigh [Note 1], unless otherwise noted.)

Characteristics

Symbol

Min

Typ

Max

Unit

Output Voltage (TJ = +25°C)

IO = 5.0 mA to 1.0 A

14.7

15.3

Vdc

Line Regulation

17.9 Vdc to 30 Vdc, IO = 500 mA

17.5 Vdc to 30 Vdc (TJ = +25°C)

20 Vdc to 26 Vdc, IO = 1.0 A

20 Vdc to 26 Vdc, IO = 1.0 A (TJ = +25°C)

Regline

–

4.0

–

Load Regulation

5.0 mA

≤ IO ≤ 1.0 A

5.0 mA

≤ IO ≤ 1.5 A (TJ = +25°C)

250 mA

≤ IO ≤ 750 mA (TJ = +25°C)

Regload

–

Output Voltage

17.9

≤ Vin ≤ 30 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W

14.4

–

15.6

Vdc

Quiescent Current

TJ = +25°C

–

3.5

6.5

6.0

Quiescent Current Change

5.0 mA

≤ IO ≤ 1.0 A, Vin = 23 V

17.9

≤ Vin ≤ 30 Vdc, IO = 500 mA

17.9

≤ Vin ≤ 30 Vdc, IO = 1.0 A (TJ = +25°C)

∆IB

–

0.5

0.8

Ripple Rejection

18.5

≤ Vin ≤ 28.5 Vdc, f = 120 Hz

IO = 500 mA

IO = 1.0 A (TJ = +25°C)

–

Dropout Voltage

VI – VO

–

1.7

–

Vdc

Output Resistance (f = 1.0 kHz)

–

2.0

–

Ω

Short Circuit Current Limit (TJ = +25°C)

ISC

–

800

–

Output Noise Voltage (TA = +25°C)

10 Hz

≤ f ≤ 100 kHz

–

µV

Average Temperature Coefficient of Output Voltage

IO = 5.0 mA

TCVO

–

±1.8

–

mV/

°C

Peak Output Current (TJ = +25°C)

–

2.4

–

Input Voltage to Maintain Line Regulation (TJ = +25°C)

17.5

–

Vdc

NOTE: 1. Tlow to Thigh = 0° to +125°C

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